A freight train has a mass of 2 multiplied by 107-kg. if, Ask an Expert

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Q. A freight train has a mass of 2 multiplied by 107-kg. If the locomotive can exert a constant pull of 12.50 multiplied by 105-N, how long would it take to enhancement the speed of the train from rest to 85.00 km/h?

Q. A 1500-kg car rounds a corner with a radius of 25.00m. If the coefficient of friction between the tires and the pavement is 0.50, what is the greatest speed that the car can take the corner?

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